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-rw-r--r--iqk_mul_mat.cpp142
1 files changed, 86 insertions, 56 deletions
diff --git a/iqk_mul_mat.cpp b/iqk_mul_mat.cpp
index bb41a33c..03641677 100644
--- a/iqk_mul_mat.cpp
+++ b/iqk_mul_mat.cpp
@@ -1400,6 +1400,61 @@ struct DequantizerIQ3S final : public BaseDequantizer<block_iq3_s> {
};
+struct EvenSignHelper {
+#ifdef _HAVE_FANCY_SIMD
+ IQK_ALWAYS_INLINE void sign_2_values(__m256i aux, __m256i * values) const {
+ aux = _mm256_and_si256(_mm256_srlv_epi32(aux, shifts), mask);
+ //auto aux1 = _mm256_xor_si256(aux, _mm256_and_si256(_mm256_srli_epi16(aux), _mm256_set1_epi8(0xf)));
+ //auto sign_bits = _mm256_cvtepi32_epi8(_mm256_or_si256(aux, _mm256_shuffle_epi8(bhelper, aux1)));
+ auto pcnt = _mm256_popcnt_epi32(aux);
+ auto sign_bits = _mm256_cvtepi32_epi8(_mm256_or_si256(aux, _mm256_slli_epi32(_mm256_and_si256(pcnt, mone), 7)));
+ const __mmask32 * m32 = (const __mmask32 *)&sign_bits;
+ values[0] = _mm256_mask_sub_epi8(values[0], m32[0], _mm256_setzero_si256(), values[0]);
+ values[1] = _mm256_mask_sub_epi8(values[1], m32[1], _mm256_setzero_si256(), values[1]);
+ }
+ IQK_ALWAYS_INLINE void sign_2_values(const uint32_t * aux32, __m256i * values) const {
+ sign_2_values(MM256_SET_M128I(_mm_set1_epi32(aux32[2]), _mm_set1_epi32(aux32[0])), values);
+ }
+ IQK_ALWAYS_INLINE void sign_2_values(const uint16_t * aux16, __m256i * values) const {
+ sign_2_values(MM256_SET_M128I(_mm_set1_epi32(aux16[2] | (aux16[3] << 16)), _mm_set1_epi32(aux16[0] | (aux16[1] << 16))), values);
+ }
+#else
+ IQK_ALWAYS_INLINE void sign_value(uint32_t aux32, __m256i& value) const {
+ auto signs = _mm256_set_epi64x(keven_signs[(aux32 >> 21) & 127], keven_signs[(aux32 >> 14) & 127],
+ keven_signs[(aux32 >> 7) & 127], keven_signs[(aux32 >> 0) & 127]);
+ value = _mm256_sign_epi8(value, signs);
+ }
+ IQK_ALWAYS_INLINE void sign_2_values(const uint16_t * aux16, __m256i * values) const {
+ sign_value(aux16[0] | (aux16[1] << 16), values[0]);
+ sign_value(aux16[2] | (aux16[3] << 16), values[1]);
+ }
+#endif
+ inline void sign_values(const uint32_t * aux32, __m256i * values) const {
+#ifdef _HAVE_FANCY_SIMD
+ sign_2_values(aux32+1, values+0);
+ sign_2_values(aux32+5, values+2);
+#else
+ sign_value(aux32[1], values[0]);
+ sign_value(aux32[3], values[1]);
+ sign_value(aux32[5], values[2]);
+ sign_value(aux32[7], values[3]);
+#endif
+ }
+#ifdef _HAVE_FANCY_SIMD
+ const __m256i shifts = _mm256_set_epi32(21, 14, 7, 0, 21, 14, 7, 0);
+ const __m256i mask = _mm256_set1_epi32(127);
+ const __m256i mone = _mm256_set1_epi32(1);
+ //const __m256i bhelper = load_bhelper();
+ //static __m256i load_bhelper() {
+ // static const uint8_t k_bit_helper[32] = {
+ // 0x0, 0x8, 0x8, 0x0, 0x8, 0x0, 0x0, 0x8, 0x8, 0x0, 0x0, 0x8, 0x0, 0x8, 0x8, 0x0,
+ // 0x0, 0x8, 0x8, 0x0, 0x8, 0x0, 0x0, 0x8, 0x8, 0x0, 0x0, 0x8, 0x0, 0x8, 0x8, 0x0,
+ // };
+ // return _mm256_loadu_si256((const __m256i*)k_bit_helper);
+ //}
+#endif
+};
+
struct DequantizerIQ3XXS final : public BaseDequantizer<block_iq3_xxs> {
DequantizerIQ3XXS(const void * vx, size_t bx) : BaseDequantizer(vx, bx) {}
@@ -1428,43 +1483,50 @@ struct DequantizerIQ3XXS final : public BaseDequantizer<block_iq3_xxs> {
return _mm256_set_epi32(iq3xxs_grid[qs[7]], iq3xxs_grid[qs[6]], iq3xxs_grid[qs[5]], iq3xxs_grid[qs[4]],
iq3xxs_grid[qs[3]], iq3xxs_grid[qs[2]], iq3xxs_grid[qs[1]], iq3xxs_grid[qs[0]]);
}
- inline static __m256i make_signs(const uint16_t * sidx) {
- uint32_t aux32 = sidx[0] | (sidx[1] << 16);
- return _mm256_set_epi64x(keven_signs[(aux32 >> 21) & 127], keven_signs[(aux32 >> 14) & 127],
- keven_signs[(aux32 >> 7) & 127], keven_signs[aux32 & 127]);
- }
- inline static __m256i make1(const uint8_t * qs, const uint16_t * sidx, __m256i& q8_quants) {
- q8_quants = _mm256_sign_epi8(q8_quants, make_signs(sidx));
- return make_quants(qs);
- }
- inline static __m256i make1(const uint8_t * qs, const uint16_t * sidx, const __m256i& min_value) {
- auto val = make_quants(qs);
- auto s = make_signs(sidx);
- return _mm256_add_epi8(_mm256_sign_epi8(val, s), min_value);
+ inline static void make4_unsigned(const uint8_t * qs, __m256i * values) {
+ values[0] = make_quants(qs+ 0);
+ values[1] = make_quants(qs+ 8);
+ values[2] = make_quants(qs+16);
+ values[3] = make_quants(qs+24);
}
+ //inline static __m256i make_signs(const uint16_t * sidx) {
+ // uint32_t aux32 = sidx[0] | (sidx[1] << 16);
+ // return _mm256_set_epi64x(keven_signs[(aux32 >> 21) & 127], keven_signs[(aux32 >> 14) & 127],
+ // keven_signs[(aux32 >> 7) & 127], keven_signs[aux32 & 127]);
+ //}
+ //inline static __m256i make1(const uint8_t * qs, const uint16_t * sidx, __m256i& q8_quants) {
+ // q8_quants = _mm256_sign_epi8(q8_quants, make_signs(sidx));
+ // return make_quants(qs);
+ //}
+ //inline static __m256i make1(const uint8_t * qs, const uint16_t * sidx, const __m256i& min_value) {
+ // auto val = make_quants(qs);
+ // auto s = make_signs(sidx);
+ // return _mm256_add_epi8(_mm256_sign_epi8(val, s), min_value);
+ //}
inline void prepare(int i, int j) {
auto qs = x[i].qs + 32*j;
const uint16_t * signs = (const uint16_t *)(x[i].qs + QK_K/4) + 8*j;
- bits.values[0] = make1(qs+ 0, signs+0, min_value);
- bits.values[1] = make1(qs+ 8, signs+2, min_value);
- bits.values[2] = make1(qs+16, signs+4, min_value);
- bits.values[3] = make1(qs+24, signs+6, min_value);
+ make4_unsigned(qs, bits.values);
+ esh.sign_2_values(signs+0, bits.values+0);
+ esh.sign_2_values(signs+4, bits.values+2);
+ for (int k = 0; k < 4; ++k) bits.values[k] = _mm256_add_epi32(bits.values[k], min_value);
}
template <typename Q8>
inline void prepare(int i, int j, const Q8& q8, __m256i * q8_quants) {
+ for (int k = 0; k < 4; ++k) q8_quants[k] = q8.load_quants(0, i, 4*j+k);
auto qs = x[i].qs + 32*j;
const uint16_t * signs = (const uint16_t *)(x[i].qs + QK_K/4) + 8*j;
- q8_quants[0] = q8.load_quants(0, i, 4*j+0); bits.values[0] = make1(qs+ 0, signs+0, q8_quants[0]);
- q8_quants[1] = q8.load_quants(0, i, 4*j+1); bits.values[1] = make1(qs+ 8, signs+2, q8_quants[1]);
- q8_quants[2] = q8.load_quants(0, i, 4*j+2); bits.values[2] = make1(qs+16, signs+4, q8_quants[2]);
- q8_quants[3] = q8.load_quants(0, i, 4*j+3); bits.values[3] = make1(qs+24, signs+6, q8_quants[3]);
+ make4_unsigned(qs, bits.values);
+ esh.sign_2_values(signs+0, q8_quants+0);
+ esh.sign_2_values(signs+4, q8_quants+2);
}
constexpr static int minv = 64;
SimpleBits bits;
Scales8KBase scb;
+ EvenSignHelper esh;
const __m256i min_value = _mm256_set1_epi8(minv);
};
@@ -1723,43 +1785,15 @@ struct DequantizerIQ2XXS final : public BaseDequantizer<block_iq2_xxs> {
values[2] = _mm256_set_epi64x(iq2xxs_grid[aux8[19]], iq2xxs_grid[aux8[18]], iq2xxs_grid[aux8[17]], iq2xxs_grid[aux8[16]]);
values[3] = _mm256_set_epi64x(iq2xxs_grid[aux8[27]], iq2xxs_grid[aux8[26]], iq2xxs_grid[aux8[25]], iq2xxs_grid[aux8[24]]);
}
-#ifdef HAVE_FANCY_SIMD
- inline void sign_2_values(const uint32_t * aux32, __m256i * values) const {
- auto aux = MM256_SET_M128I(_mm_set1_epi32(aux32[2]), _mm_set1_epi32(aux32[0]));
- aux = _mm256_and_si256(_mm256_srlv_epi32(aux, shifts), mask);
- auto pcnt = _mm256_popcnt_epi32(aux);
- auto sign_bits = _mm256_cvtepi32_epi8(_mm256_or_si256(aux, _mm256_slli_epi32(_mm256_and_si256(pcnt, mone), 7)));
- const __mmask32 * m32 = (const __mmask32 *)&sign_bits;
- values[0] = _mm256_mask_sub_epi8(values[0], m32[0], _mm256_setzero_si256(), values[0]);
- values[1] = _mm256_mask_sub_epi8(values[1], m32[1], _mm256_setzero_si256(), values[1]);
- }
-#else
- inline void sign_value(uint32_t aux32, __m256i& value) const {
- auto signs = _mm256_set_epi64x(keven_signs[(aux32 >> 21) & 127], keven_signs[(aux32 >> 14) & 127],
- keven_signs[(aux32 >> 7) & 127], keven_signs[(aux32 >> 0) & 127]);
- value = _mm256_sign_epi8(value, signs);
- }
-#endif
- inline void sign_values(const uint32_t * aux32, __m256i * values) const {
-#ifdef HAVE_FANCY_SIMD
- sign_2_values(aux32+1, values+0);
- sign_2_values(aux32+5, values+2);
-#else
- sign_value(data.val[1], values[0]);
- sign_value(data.val[3], values[1]);
- sign_value(data.val[5], values[2]);
- sign_value(data.val[7], values[3]);
-#endif
- }
inline void make4_signed(const uint32_t * aux32, const __m256i& min_value, __m256i * values) const {
make4(aux32, values);
- sign_values(aux32, values);
+ esh.sign_values(aux32, values);
for (int k = 0; k < 4; ++k) values[k] = _mm256_add_epi8(values[k], min_value);
}
inline void make4(const uint32_t * aux32, __m256i * values, __m256i * q8) const {
make4(aux32, values);
- sign_values(aux32, q8);
+ esh.sign_values(aux32, q8);
}
inline void prepare(int i, int j) {
Data data; data.vec = _mm256_loadu_si256((const __m256i *)x[i].qs + j);
@@ -1775,13 +1809,9 @@ struct DequantizerIQ2XXS final : public BaseDequantizer<block_iq2_xxs> {
constexpr static int minv = 43;
SimpleBits bits;
Scales8KBase scb;
+ EvenSignHelper esh;
const __m256i min_value = _mm256_set1_epi8(minv);
const __m256i shuffle = _mm256_set_epi32(7, 5, 3, 1, 7, 5, 3, 1);
-#ifdef HAVE_FANCY_SIMD
- const __m256i shifts = _mm256_set_epi32(21, 14, 7, 0, 21, 14, 7, 0);
- const __m256i mask = _mm256_set1_epi32(127);
- const __m256i mone = _mm256_set1_epi32(1);
-#endif
};
//
generated by cgit v1.2.3 (git 2.25.1) at 2025-08-19 12:02:04 +0000